Ethanol → HCID 20165014, compound

Participants

Reaction Steps

5.8 gm of 5-methyl-6-(3-nitro-4-cyclopropylamino-phenyl)-3-oxo-4,5-dihydro-2H-pyridazine were hydrogenated in a mixture consisting of 100 ml of ethanol and of 20 ml of glacial acetic acid in the presence of 0.5 gm of 10% palladium charcoal at a hydrogen pressure of 5 bar. 120 ml of glacial acetic acid were added, the catalyst was filtered off and the filtrate was evaporated in vacuo. The residue was reacted further without further purification.

Provenance & Evidence